Home / 1,273,851.88-1,908,678.30-739,873.96

Finding the Fourth Proportional to 1,273,851.88, 1,908,678.30 and 739,873.96

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Solution

The fourth proportional to 1,273,851.88, 1,908,678.30 and 739,873.96 is: 1,108,591.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,851.88 : 1,908,678.30 = 739,873.96 : x
  2. Step 2: Convert to fraction form
    1,273,851.88/1,908,678.30 = 739,873.96/x
  3. Step 3: Cross multiply
    1,273,851.88x = 1,908,678.30 × 739,873.96
  4. Step 4: Simplify right side
    1,273,851.88x = 1,412,181,372,187.07
  5. Step 5: Solve for x
    x = 1,412,181,372,187.07/1,273,851.88
  6. Step 6: Final answer
    x = 1,108,591.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.